<template>

    <div class="app-container">
        <mt-header fixed title="黑马程序员Vue项目">
			<span slot="left" @click="goBack" v-show="flag">
				<mt-button icon="back">返回</mt-button>
			</span>
		</mt-header>

		<transition>
				<router-view></router-view>
		</transition>


		<nav class="mui-bar mui-bar-tab">
			<router-link class="mui-tab-item-lib" to="/home">
				<span class="mui-icon mui-icon-home"></span>
				<span class="mui-tab-label">首页</span>
			</router-link>
			<router-link class="mui-tab-item-lib" to="/member">
				<span class="mui-icon mui-icon-contact"></span>
				<span class="mui-tab-label">会员</span>
			</router-link>
			<router-link class="mui-tab-item-lib" to="/shopcar">
				<span class="mui-icon mui-icon-extra mui-icon-extra-cart"><span class="mui-badge" id="badge">{{$store.getters.getAllCount}}</span></span>
				<span class="mui-tab-label">购物车</span>
			</router-link>
			<router-link class="mui-tab-item-lib" to="/search">
				<span class="mui-icon mui-icon-search"></span>
				<span class="mui-tab-label">搜索</span>
			</router-link>
		</nav>
       
    </div>
</template>


<script>
export default{
	data(){
		return{
			flag:false
		}
	},
	created(){
		if(this.$route.path=='/home'){
			this.flag=false
		}else{
		   this.flag=true
		}
	},
	methods:{
		goBack(){
			this.$router.go(-1)
		}
	},
	watch:{
		'$route.path':function(newVal){
			if(newVal=='/home'){
				this.flag=false
			}else{
				this.flag=true
			}
		}
	}
}
</script>

<style lang="scss" scoped>
.mint-header {
  z-index: 99;
}
.app-container {
  padding-top: 40px;
  padding-bottom: 50px;
  overflow-x: hidden;
}

.v-enter {
  opacity: 0;
  transform: translateX(100%);
}
.v-leave-to {
  opacity: 0;
  transform: translateX(-100%);
  position: absolute;
}

.v-enter-active,
.v-leave-active {
  transition: all 0.5s ease;
}
.mui-bar-tab .mui-tab-item-lib.mui-active {
  color: #007aff;
}

.mui-bar-tab .mui-tab-item-lib {
  display: table-cell;
  overflow: hidden;
  width: 1%;
  height: 50px;
  text-align: center;
  vertical-align: middle;
  white-space: nowrap;
  text-overflow: ellipsis;
  color: #929292;
}
.mui-bar-tab .mui-tab-item-lib .mui-icon {
  top: 3px;
  width: 24px;
  height: 24px;
  padding-top: 0;
  padding-bottom: 0;
}

.mui-bar-tab .mui-tab-item-lib .mui-icon ~ .mui-tab-label {
  font-size: 11px;
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
}
</style>
 